diff --git a/generator/model.py b/generator/model.py
index 6bc8a0b..8558765 100644
--- a/generator/model.py
+++ b/generator/model.py
@@ -415,7 +415,7 @@ def get_inner_types(self) -> List[Type]:
 
 
 def convert_map_key(
-    key_info: Dict[str, Any]
+    key_info: Dict[str, Any],
 ) -> Union[BaseMapKeyType, ReferenceMapKeyType]:
     if key_info["kind"] == "base":
         return BaseMapKeyType(**key_info)
diff --git a/scripts/onCreateCommand.sh b/scripts/onCreateCommand.sh
index f42a4ff..dfbad6c 100644
--- a/scripts/onCreateCommand.sh
+++ b/scripts/onCreateCommand.sh
@@ -15,14 +15,13 @@ curl https://sh.rustup.rs -sSf | bash -s -- -y
 echo 'source $HOME/.cargo/env' >> ~/.bashrc
 
 # Install Python via pyenv .
-pyenv install 3.8:latest 3.9:latest 3.10:latest 3.11:latest 3.12:latest
+pyenv install 3.8 3.9 3.10 3.11 3.12
 
 # Set default Python version to 3.8 .
-pyenv global 3.8:latest
+pyenv global 3.8
 
 # Create Virutal environment.
 pyenv exec python3.8 -m venv .venv
 
 # Activate Virtual environment.
 source /workspaces/lsprotocol/.venv/bin/activate
-